000 00323nam a2200109Ia 4500
008 160509s9999 xx 000 0 und d
100 _aYear Book of Medicine
245 4 _aThe Medical Clinics of North America : 1970 : Volume 54(2)
260 _bW.B. Saunders Company
_c1970
300 _a546p.
650 _aYear Book of Medicine
999 _c7897
_d7897